Results 11 to 20 of about 6,874 (158)

Poly(3-hydroxybutyrate-co-4-hydroxybutyrate) produced by Comamonas acidovorans [PDF]

open access: yesPolymer, 2001
Abstract Poly(3-hydoxybutyrate- co -4-hydroxybutyrate) [P(3HB- co -4HB)] was biosynthesized by Comamonas acidovorans with mixed carbon sources of n -butyric acid and 1,4-butanediol. P(3HB) and P(3HB- co -94 mol% 4HB) were obtained by fermentation with sole carbon source of n -butyric acid and 1,4-butanediol, respectively.
H. Mitomo   +4 more
openaire   +1 more source

In silico Assessment of Pharmacological Profile of Low Molecular Weight Oligo-Hydroxyalkanoates

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Polyhydroxyalkanoates (PHAs) are a large class of polyesters that are biosynthesized by microorganisms at large molecular weights (Mw > 80 kDa) and have a great potential for medical applications because of their recognized biocompatibility.
Diana Larisa Roman   +4 more
doaj   +1 more source

A New Wave of Industrialization of PHA Biopolyesters

open access: yesBioengineering, 2022
The ever-increasing use of plastics, their fossil origin, and especially their persistence in nature have started a wave of new innovations in materials that are renewable, offer the functionalities of plastics, and are biodegradable.
Martin Koller, Anindya Mukherjee
doaj   +1 more source

Expanding the range of polyhydroxyalkanoates synthesized by methanotrophic bacteria through the utilization of omega-hydroxyalkanoate co-substrates

open access: yesAMB Express, 2017
The first methanotrophic syntheses of polyhydroxyalkanoates (PHAs) that contain repeating units beyond 3-hydroxybutyrate and 3-hydroxyvalerate are reported. New PHAs synthesized by methanotrophs include poly(3-hydroxybutyrate-co-4-hydroxybutyrate) (P(3HB-
Jaewook Myung   +3 more
doaj   +1 more source

Metabolic engineering of Escherichia coli for the synthesis of polyhydroxyalkanoates using acetate as a main carbon source

open access: yesMicrobial Cell Factories, 2018
Background High production cost of bioplastics polyhydroxyalkanoates (PHA) is a major obstacle to replace traditional petro-based plastics. To address the challenges, strategies towards upstream metabolic engineering and downstream fermentation ...
Jing Chen   +4 more
doaj   +1 more source

Poly (ethylene-butylacrylate-glycidyl methacrylate) reaction compatibilized poly (lactic acid)/poly (3-hydroxybutyrate-4-hydroxybutyrate) blends with enhanced mechanical property, biodegradability and thermal stability

open access: yesPolymer Testing, 2022
Compatibilized poly (lactic acid)/poly (3-hydroxybutyrate-4-hydroxybutyrate) (PLA/P (3HB-co-4HB)) blends with poly (ethylene-butylacrylate-glycidyl methacrylate) (PTW) as compatibilizer were prepared by one-step melt blending in a twin-screw extruder ...
Xiaolong Li   +8 more
doaj   +1 more source

Automatic Control of Chemolithotrophic Cultivation of Cupriavidus necator: Optimization of Oxygen Supply for Enhanced Bioplastic Production

open access: yesFermentation, 2023
Gas fermentation is an upcoming technology to convert gaseous substrates into value-added products using autotrophic microorganisms. The hydrogen-oxidizing bacteria Cupriavidus necator efficiently uses CO2 as its sole carbon source, H2 as electron donor ...
Vera Lambauer   +6 more
doaj   +1 more source

Hyperproduction of PHA copolymers containing high fractions of 4‐hydroxybutyrate (4HB) by outer membrane‐defected Halomonas bluephagenesis grown in bioreactors

open access: yesMicrobial Biotechnology, 2022
Summary Bacterial outer membrane (OM) is a self‐protective and permeable barrier, while having many non‐negligible negative effects in industrial biotechnology.
Ziyu Wang   +7 more
doaj   +1 more source

Coaxial bioelectrospinning of P34HB/PVA microfibers biomimetic scaffolds with simultaneity cell-laden for improving bone regeneration

open access: yesMaterials & Design, 2022
Poorly functioning scaffold materials and limitations in material-cell construction technology remain problems in bone tissue engineering. Electrospinning has been proven to be a suitable and available technique for production of 3D biomimetic scaffolds.
Long Yang   +7 more
doaj   +1 more source

Recent Advances in the Use of Polyhydroyalkanoates in Biomedicine

open access: yesBioengineering, 2019
Polyhydroxyalkanoates (PHAs), a family of natural biopolyesters, are widely used in many applications, especially in biomedicine. Since they are produced by a variety of microorganisms, they possess special properties that synthetic polyesters do not ...
Alejandra Rodriguez-Contreras
doaj   +1 more source

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